In how many ways 4 boys can be chosen from 7 boys to make a committee?

In how many ways, 3 books can be given away to 7 boys, when each boy is eligible for any of the books?

Out of 6 boys and 4 girls, a committee of.6 is to be formed In how many ways the committee can be formed so that the' committee contains at the most 2 girls?

Out of 6 boys and 4 girls, a committee of 6 is to be formed In how many ways the committee can be formed so that the committee contains at least 2 girls?

In how many ways a committee consisting of 3 men and 2 women can be chosen from 7 men and 5 women?

In how many ways can 3 boys and 3 girls can be selected from 5 boys and 3 girls?

In how many ways can 3 boys and 3 girls can be selected from 5 boys and 3 girls?

In how many ways 3 prizes can be given away to 7 boys when each boy is eligible for any of the prizes.

In how many ways 3 prizes can be given away to 7 boys when each boy is eligible for any of the prizes.

In how many ways 4 boys and 4 girls can be seated in a row so that boys and girls are alternate?

In how many ways 4 boys and 4 girls can be seated in a row so that boys and girls are alternate?